ADHD Diagnosis An ADHD diagnosis can help someone to understand the reasons why they have difficulty with certain tasks and activities. It can increase self-esteem and help them in identifying effective treatment strategies. The citizens of England have a right to use an adult ADHD assessment service through the NHS. https://hanley-edvardsen-2.hubstack.net/the-3-greatest-moments-in-adhd-private-diagnosis-london-history/